rooks is a form of:

Rook



noun
1.
(A crowlike bird. blueblack hoarsevoiced bird of crow family swindler) បក្សីជំពូកក្អែក
2.
បោកប្រាស់, ប៉ិនប្រសប់, បំបាត់ (ក្នុងល្បែង), ឆបោក, ជាងការរហ័សរហួន
ENGLISH MEANING
noun
1.
One of the four pieces placed on the corner squares of the board; a castle.
2.
A European bird (Corvus frugilegus) resembling the crow, but smaller. It is black, with purple and violet reflections. The base of the beak and the region around it are covered with a rough, scabrous skin, which in old birds is whitish. It is gregarious in its habits. The name is also applied to related Asiatic species.
3.
A trickish, rapacious fellow; a cheat; a sharper.
verb
1.
(TRANSITIVE, INTRANSITIVE) To cheat; to defraud by cheating.
1.
To squat, to ruck
2.
Mist, fog